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National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar

"National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar" — odds, fees, regulatory status. Is Kalshi Legal in California as a Polymarket alternative.

National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 1 O/U 8.5 100% Completed Match 50% National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Match O/U 21.5 50% National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 2 O/U 8.5 50% Volume: $523K Liquidity: $501K Closes: 17 Aug 2026
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National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Is Kalshi Legal in California) Pick
polygram.ink (preferred broker)
100% 0% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Go to the live market →
Polymarket (direct)
polymarket.com
100% 0% 0% Geo-blocked in US/UK/EU USDC, on-chain Go to the live market →
Kalshi
kalshi.com
Up to 7% per trade US-only, KYC required USD Go to the live market →
Betfair Exchange
betfair.com
2-5% commission Full KYC from first trade GBP / EUR Go to the live market →
Manifold Markets
manifold.markets
Play-money (mana) None — play-money Mana (no cash-out) Go to the live market →

Outcome probabilities

Current market-implied probability for each outcome, from the live order book.

OutcomeProbability
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 1 O/U 8.5100%
Completed Match50%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Match O/U 21.550%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 2 O/U 8.550%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 2 O/U 9.550%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Match O/U 22.550%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Match O/U 23.550%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 2 O/U 10.550%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set Handicap +/-1.526%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Total Sets: O/U 2.56%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 2 Winner2%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar1%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 1 Winner0%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 1 O/U 9.50%
National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar Set 1 O/U 10.50%

Market context

Tallon Griekspoor against Daniel Merida Aguilar is a round-of-16 match in Montreal, and the crowd price of 55% on Griekspoor leaves the veteran marginally favoured rather than strongly backed. The live matchup data shows no prior head-to-head, which matters because there is no direct match history to anchor expectations; instead, traders are leaning on broader form, ranking level and surface splits, with Griekspoor the more established ATP-level player and Merida Aguilar arriving at a career-high live position after a strong event run.[2][6][9]

Comparable cases in tennis markets tend to be read through recent workload and level-of-opposition rather than headline ranking alone. Here, both players have already played multiple matches in Montreal, and the available event stats suggest similar set loads, but Merida Aguilar has generated a more sustained 2026 win rate across his recent sample, while Griekspoor’s hard-court profile remains the cleaner baseline on paper.[4][5][7] That combination helps explain a price that is close to even, rather than a clear favourite price, because the market is balancing experience against current momentum.[2][8]

For accessibility and settlement risk, the practical frame is regulatory rather than purely sporting. In Germany, the GlüStV regime treats online wagering and many contingent outcome products as tightly regulated activity, so access can depend on local licensing and compliance controls rather than just market availability. In the US, CFTC jurisdiction can reach event-contract style products, meaning venue, user location and platform structure matter for whether a contract is offered at all. A “no-KYC up to $1,500” threshold usually means limited sign-up verification for smaller balances or volume, but not anonymity: users may still face identity checks, geo-blocking or enhanced review once activity exceeds that cap, which affects who can practically enter this specific match market.[1][3][9]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This overview of National Bank Open: Tallon Griekspoor vs Daniel Merida Aguilar reviews the four comparable platforms from a regulatory perspective: which is accessible in your jurisdiction, where KYC kicks in, how the platform is classified by your country of residence. Live probability is the Polymarket mid; comparison columns show regulatory status, KYC thresholds and settlement options for each platform.

Resolution & payout

On Polymarket, resolution runs on-chain via UMA Optimistic Oracle. USDC payout is instant and automatic, with no KYC. Tax treatment depends on your jurisdiction — in the US, gains are usually ordinary income; in the UK, often capital gains. Consult a tax professional for your situation.

FAQ

Do I need to KYC for Is Kalshi Legal in California?
Not for lifetime trading volume under $1,500. Above that threshold, a quick KYC flow kicks in — ID, selfie, approximately 5-10 minutes. The threshold matches FATF travel standards for unregulated crypto platforms.
How are winnings taxed?
Tax treatment varies by jurisdiction. In most countries, prediction market gains are treated as ordinary income or capital gains. We cannot provide tax advice — consult a tax professional for your specific situation.
What happens during a tax audit?
You're responsible for documenting your trades. Is Kalshi Legal in California exports a full transaction history (CSV/PDF) for tax reporting. In an audit you'll need to present these documents.
Is there a withdrawal cap?
No platform-side cap. You can withdraw any amount provided KYC is complete. SEPA bank withdrawals over €15,000 trigger additional anti-money-laundering checks (statutory obligation for all platforms).
What if regulation changes?
If regulation changes in your jurisdiction (e.g. prediction markets are banned), Is Kalshi Legal in California would geo-block the affected region and continue processing withdrawals. Your funds remain withdrawable at any time.
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